EATON ELECTRICAL
2
Predictive Diagnostics
Table of Contents
1
Description ............................................................................................................... 6
1.1
General....................................................................................................................... 6
1.2
Principles of Operation ............................................................................................... 7
1.3
Important Features and Options ................................................................................. 8
1.3.1
Specifications...................................................................................................... 8
1.3.2
Display, Keypad, and External Connections........................................................ 9
1.3.3
Data Structure....................................................................................................11
1.3.4
Alarms ...............................................................................................................12
1.3.5
Trend .................................................................................................................12
1.3.6
Continuous Watch Feature ................................................................................13
1.3.7
Phase Resolved Data and Phase Reference .....................................................13
1.3.8
Schedule............................................................................................................13
1.3.9
Device Address and Communication Options ....................................................14
1.3.10
Self-test and Self-calibration ..............................................................................14
1.3.11
PDI (Partial Discharge Intensity) and PPS (Pulse per Second PD pulse repetition
rate) Calculation ................................................................................................................14
1.3.12
Auxiliary Inputs ..................................................................................................14
1.3.13
Measurement Suspend ......................................................................................15
1.3.14
External Interfaces .............................................................................................15
1.3.15
Software ............................................................................................................15
2
Installation.............................................................................................................. 16
2.1
Application Issues......................................................................................................16
2.1.1
Type and specifics of equipment to monitor .......................................................16
2.1.2
Configuration of PD Sensors..............................................................................16
2.1.3
Noise Aspects....................................................................................................17
2.1.4
Device Location and Environmental Issues........................................................17
2.1.5
What Additional Parameters to Measure? ..........................................................17
2.1.6
Networking and Communicating with InsulGard .................................................18
2.1.7
Application Specific for Motors and Small Generators........................................18
2.1.8
Application Specific for Large Generators ..........................................................19
2.1.9
Application Specific for MV Switchgear ..............................................................20
2.2
Installation .................................................................................................................20
2.2.1
Important Note on Sensor Installation in Rotating Machines ..............................21
2.2.2
InsulGard Kit Contents .......................................................................................22
2.2.3
Installation..........................................................................................................24
3
Startup ................................................................................................................... 33
3.1
Setting InsulGard.......................................................................................................33
3.1.1
General..............................................................................................................33
3.1.2
Quick Start Up ...................................................................................................33
3.2
Working with Data Memory........................................................................................42
4
Troubleshooting ..................................................................................................... 43
4.1
Error Messages .........................................................................................................43
4.2
Fuse Replacement ....................................................................................................43
5
Appendix 1. Device Setup via Keypad ................................................................... 45
6
Appendix 2. Synchronization and Phase Reference Shift ...................................... 55
6.1
Synchronization .........................................................................................................55
6.1.1
Pre-Revision 1 ...................................................................................................55
